Note 10 - Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2015

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months Ended March 31 ,
	201 5		201 4
Net Income	$	7,900	$	9,716
Weighted-average number of basic shares outstanding during the period		19,450		19,804
Dilutive effect of stock options and RSUs		388		473
Weighted-average number of diluted shares outstanding during the period		19,838		20,277
Basic earnings per share	$	0.41	$	0.49
Diluted earnings per share	$	0.40	$	0.48